Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 6.40
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -2.84 -0.375 1.06
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 0.72
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 1.26
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 14.22

* Based on an €80/tonne carbon price